Filesystem      Size  Used Avail Use% Mounted on
tmpfs           1.6G  4.4M  1.6G   1% /run
/dev/vda1        75G   22G   50G  31% /
tmpfs           7.9G  264K  7.9G   1% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           1.6G  8.0K  1.6G   1% /run/user/1000
tmpfs           512M  123M  390M  24% /opt/stack/data/etcd
overlay          75G   22G   50G  31% /var/lib/docker/overlay2/66c15656bcabd4caf0ca72b7528a8f1c54404f1b9ec6d8e956e7e6ec6968131d/merged
overlay          75G   22G   50G  31% /var/lib/docker/overlay2/16dd6684269242bed3ced4fe71440c3bbb3484ed6e364b512c691693e9deb838/merged
overlay          75G   22G   50G  31% /var/lib/docker/overlay2/3a5f2fdb3d88cc2cb13b04fccb7657be219d641b97a371709137578f95603485/merged